Vulnerability in Mozilla Thunderbird

CVE-2020-6793

When processing an email message with an ill-formed envelope, Thunderbird could read data from a random memory location. This vulnerability affects Thunderbird < 68.5.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-6793: held from 0.015 to 0.015.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-6793?
CVE-2020-6793 is a medium-severity vulnerability in Mozilla Thunderbird, classified under Use of Uninitialized Resource. CVSS score: 6.5/10. Published 2020-03-02.
How severe is CVE-2020-6793?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-6793 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.